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Finding the Third Proportional to 47,749,213 and 102,305,442

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Solution

The third proportional to 47,749,213 and 102,305,442 is: 219,195,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,749,213 : 102,305,442 = 102,305,442 : x
  2. Step 2: Convert to fraction form
    47,749,213/102,305,442 = 102,305,442/x
  3. Step 3: Cross multiply
    47,749,213x = 102,305,442 × 102,305,442
  4. Step 4: Simplify right side
    47,749,213x = 10,466,403,462,815,364
  5. Step 5: Solve for x
    x = 10,466,403,462,815,364/47,749,213
  6. Step 6: Final answer
    x = 219,195,308.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.